Compare Samyang 16mm F2 ED AS UMC CS vs Tamron 18-200mm F/3.5-6.3 vs Tamron 18-300mm F/3.5-6.3
Construction
Aperture Blades
8 blades
7 blades
Colors
Black
Form Factor
Wide-Angle Prime Lens
All-in-One Zoom Lens
All-in-One Zoom Lens
Image Size
APS-C
APS-C
APS-C
Lens Barrel
Physical aperture ring, Distance scale
Lens Mount
Canon EF-M-mount, Canon EF-mount, Micro Four Thirds-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Pentax K-mount, Samsung NX-mount, Sony A-mount, Sony E-mount
Canon EF-mount, Nikon F-mount, Sony A-mount
Fujifilm X-mount, Sony E-mount
Material
Metal barrel, metal mount
Motor
Micromotor
Linear Motor
Optical Formula | Elements
13 elements
16 elements
Optical Formula | Groups
11 groups
14 groups
Optical Formula | Special Glass
1 ED glass element, 1 aspheric element, 1 hybrid aspheric element groups
Dimensions
Filter Diameter
77 mm / 3.03 in
62 mm / 2.44 in
67 mm / 2.64 in
Size | Diameter
83 mm / 3.27 in
75 mm / 2.95 in
Size | Length
89 mm / 3.50 in
97 mm / 3.82 in
Weight
583 g / 20.60 oz
400 g / 14.13 oz
Function
Angle Of View
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical
77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (wide) ~ 8.3° Diagonal | 6.9° Horizontal | 4.6° Vertical (tele)
77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (wide) ~ 5.5° Diagonal | 4.6° Horizontal | 3.1° Vertical (tele)
Aperture
f/2 ~ f/22
f/3.5–5.6 ~ f/22–40
f/3.5–6.3
Autofocus
No
Yes
Yes
Crop Factor
1.5
1.5
1.5
Focal Length
16 mm
18 mm ~ 200 mm
18 mm ~ 300 mm
Focal Length (35mm Equivalent)
24.0 mm
27.0 mm ~ 300.0 mm
27.0 mm ~ 450.0 mm
Image Stabilization
No
Yes
Yes
Weather Resistance
Yes
Yes
Zoom Type
External zoom (zoom lock available)
External zoom (zoom lock available)
Performance
Max Magnification
0.5x
Min Focus Distance
200 mm / 7.87 in
490 mm / 19.29 in
150 mm / 5.91 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2013-06-13
2015-08-06
2021-07-21
Model Name
B018
B061
Reviews
Neofiliac score
50%
60%
60%
Pros
- A bit large for an APS-C lens
- Optically stabilized
- Zoom lock prevents zoom creep
- Weather-sealed
- Versatile focal range
- Optically stabilized
- Zoom lock prevents zoom creep
- Weather-sealed
Cons
- Not the best grade of build
- Not the strongest IQ
- Only really good in the center
- All-in-one lenses tend to offer lower IQ
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